B&B Electronics 485OPDRI-PH - Quick Start Guide User Manual
Page 2
Documentation Number – p/n 8932r001 485OPDRI-PH-1712qsg
©2010 B&B Electronics Manufacturing Company
International Headquarters: 815-433-5100 www.bb-elec.com
European Headquarters: +353 91 792444 www.bb-europe.com
6
6
.
.
P
P
o
o
w
w
e
e
r
r
C
C
o
o
n
n
n
n
e
e
c
c
t
t
i
i
o
o
n
n
1. Connect Power. Power Requirements: 10 to 48 VDC,
2.3W Maximum.
2. The terminal block will accept 28 to 12 AWG Wire.
8
8
.
.
R
R
S
S
-
-
4
4
2
2
2
2
/
/
4
4
8
8
5
5
T
T
e
e
r
r
m
m
i
i
n
n
a
a
l
l
B
B
l
l
o
o
c
c
k
k
s
s
RS-422 / 4-Wire RS-485
1
1
0
0
.
.
O
O
p
p
e
e
r
r
a
a
t
t
i
i
o
o
n
n
1.
During normal operation, the Power LED
should be illuminated.
2.
When data is sent or received on either port,
the corresponding Data LED should flash.
9
9
.
.
W
W
i
i
r
r
i
i
n
n
g
g
E
E
x
x
a
a
m
m
p
p
l
l
e
e
s
s
2-Wire RS-485
See Section One for wire recommendation.
5
5
.
.
G
G
r
r
o
o
u
u
n
n
d
d
C
C
o
o
n
n
n
n
e
e
c
c
t
t
i
i
o
o
n
n
1. It is recommended that the chassis be grounded.
2. Connect a grounding wire from the ground lug to a good
source of Earth Ground.